Not Working in Kadence Theme

I want to infinite load posts while the visitor scrolls to the end of the current post, next one should load but I am unable to do it in the Kadence theme.

Please Help me with finding the correct selector.

https://scoreswizard.com/smart-soccer-ball-from-adidas-micoach-smart-ball/

Thanks

The page I need help with: [log in to see the link]